Medical stopcock



FIG. 1 is a perspective view of a medical stopcock;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines adjacent to the gaps in the tubing shown in the drawings are meant to convey that no particular length of tubing is claimed; and

The broken lines shown inside the circular structure of FIGS. 1 and 6 illustrate environmental matter and form no part of the claimed design. 

The ornamental design for a medical stopcock, as shown and described. 